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JKW58 PFR Reactive power compensation 6 step 380v The power factor approve state of userTo improve the utilization efficiency of electric transformerReducing line lossTo improve the voltage quality of power supplyJKW58 PFR Reactive power compensation 6 step 380v Specification Item Name JKW58 PFR Reactive power compensation 6 step 380v 1 LED/LCD Display will show a.three-phase voltage,current, active power, reactive b.power factor and power network frequency, control parameter 2 Strong anti-interference ability can resist 2kv impulse test ,keep data 3 You can revise control data sheet ,it will save data no power 4 Auto analysis phase function 5 Current get signal resistor less than 0.0